We are testing i.MX50 USB Gadget using the g_zero.
Host and Slave two way communicate for a while,
The slave can't receive any IRQ.
Error log and kernel config as attached.
linux Version: linux-18.104.22.168
Installation ENV as below:
1. Linux PC (USB Host)
(1) PC ENV
The test base:
Fedora 20 execute
Kernel linux 3.18.16 download from: https://www.kernel.org/
(2) Rebuild Kernel (Kernel USB Test Driver )
Device Drivers -->
USB Support -->
<*> USB testing driver
(3) Build USB Test Code
- Download test program:
http://www.linux-usb.org/usbtest/ download testusb.c and test.sh ,
- Build: testusb.c
2. Embedded Linux (i.MX USB Device)
(1) Download BSP
- Operating System Software-Board Support Packages -->
(2) Install ltib
(3) Config Platform type & package profile
Refer to attached Ltib_Platform.png
(4) Build u-boot & Kernel
Kernel config refer to previous config file, Kernel version: 22.214.171.124
We are using Mfg Tool download image to iMX53 and simulate to Gadget.
Original Attachment has been moved to: Error-IRQ-3-.log.zip